MedicalVocabulary.org
Medical vocabulary with 16,436 clear, complete and reliable definitions.
About MedicalVocabulary.org
The most complete online medical dictionary: 16,436 terms covering anatomy, physiology, pathologies, diagnostic exams, pharmacology and every clinical specialty.
Designed for 3 kinds of users:
- Patients and family who want to understand a diagnosis, a medical report or instructions from a doctor.
- Students of medicine, nursing, physiotherapy and the health professions, dealing with technical terminology.
- Doctors, pharmacists and healthcare workers who need a quick and reliable reference.
Definitions are written in clear, accessible language while keeping the rigor required for professional use. Each term has a dedicated URL, instant autocomplete search, and can be shared on WhatsApp, Facebook, X and via email with one click.
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Disclaimer: the content is for informational and educational purposes only and does not replace medical advice. If you have doubts about your health, always consult a qualified professional. In case of emergency call your local emergency number (911 in the US, 112 in the EU).
Lordosis
Inward curvature of the spine. Normally, for example, the low back demonstrates lordosis. The spine is not supposed to be absolutely straight, so some degree of curvature is normal. When the curve exceeds the usual range, it may be due to…
Read the definitionRandom terms
Show more- Shoulder bursitis Shoulder bursitis: Inflammation of one or both of the two major bursae (fluid-filled sacs) in the shoulder…
- Atrium One of the two smaller chambers of the heart. Each atrium consists of an open space with recessed walls. The…
- CALLA Common acute lymphocytic leukemia antigen. See: Metallomembrane endopeptidase
- Paraskevidekatriaphobia Fear of Friday the 13th. The word 'paraskevidekatriaphobia' was devised by Dr. Donald Dossey who told his…
- Rhabdomyosarcoma A malignant tumor that starts in muscle. Rhabdomyosarcoma is primarily a childhood tumor and occurs most…
- Bronchitis Bronchitis: Inflammation and swelling of the bronchi. Bronchitis can be acute or chronic. Chronic bronchitis…
- Okihiro syndrome The association of Duane syndrome (eye retraction) with forearm malformation and deafness. Okihiro syndrome…
- Ligament, patellar See: Patellar tendon
- Rheumatism, psychogenic Rheumatism in which the patient reports inconsistent pains of muscles and joints that do not correspond to…
- Exacerbate To make worse. For example, smoking may exacerbate systemic lupus erythematosus
- Heteroploid A different chromosome number than the normal number of chromosomes
- Yersinia A group of bacteria that appear rod-like under the microscope and include Yersinia pestis (the cause of the…